Stretchy, sweat-friendly and easy to slip over your favorite jog bra, our Thelon Racerback running tank lets you move naturally over terrain with grace. Airy stretch nylon on the back feels cool and soft peached Merrell Opti-Wick on the front delivers maximum moisture control. Flattering empire bust seaming offers a little outside support. Reflective piping on high back keeps you visible. 85% Nylon 7% Spandex 5% Polyester. Wicking, soft peach-faced front wraps around sides for no side seam rub and better moisture management. Airy nylon stretch on back for premium ventilation and wicking. Relaxed fit and extra length ideal for wearing over fitted capris. Classic tank design has comfy open armholes for freedom to move. Reflective detail at high back for visibility. Empire seam at bust line. Contrast color stitching at hem.